Engine Start Switch Failure

Indications:
  • Start Switch doe not latch in position and either:-
  • >> (A) Start Valve Open Light is on when switch is held in position, or
  • >> (B) Start Valve Open Light does not illuminate even when switch is held in position
Actions:
  • Inform GND and ATC
  • Check CB for (B); If out, seek Engineering advice
  • Check MEL

Circuit Breaker(s):
  • CB P6-2 J (Last)
MEL:
  • MEL 80-11-2 Start Switch System

Common Errors:
  • Not checking CB
Sign up for PayPal and start accepting credit card payments instantly.